... etc. Our products are strictly produced according to all the standard like GB,DIN,ANSI,BS,we also can provide material ... termT/T, L/C.……………………………………………………………………………………………………….........[About Samples]1. Standard samples: are freely provided2. Non-standard samples:we will collect related cost,when ... Service]1. We will provide your every stage of the goods regularly.2. If samples are not qualified,we ...